public IActionResult Login(LoginViewModel login)
        {
            var retorno = _usuarioRepository.BuscarPorNomeSenha(login);

            if (retorno == null)
            {
                return(NotFound("Usuário e/ou senha incorretos."));
            }

            var informacoesUsuario = new[]
            {
                new Claim(JwtRegisteredClaimNames.Email, retorno.Email),
                new Claim(JwtRegisteredClaimNames.Jti, retorno.Id.ToString()),
                new Claim(ClaimTypes.Role, retorno.TiposUsuariosId.ToString())
            };

            //Define a chave de acesso ao token
            var key = new SymmetricSecurityKey(System.Text.Encoding.UTF8.GetBytes("senatur-chave-autentificacao"));

            //Define as credenciais do token
            var creds = new SigningCredentials(key, SecurityAlgorithms.HmacSha256);

            //Gera o token
            var token = new JwtSecurityToken(
                issuer: "Senai.Senatur.WebApi",
                audience: "Senai.Senatur.WebApi",
                claims: informacoesUsuario,
                expires: DateTime.Now.AddMinutes(30),
                signingCredentials: creds
                );

            return(Ok(new
            {
                token = new JwtSecurityTokenHandler().WriteToken(token)
            }));
        }